Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 2.12
Milk (kg) -227.00 -0.014 3.18
Fat (kg) 6.24 -0.375 -2.34
Prot (kg) -2.89 -0.441 1.28
Fertility Sub Index 3.94
Calving Interval (days) -1.30 -1.459 1.90
Survival (%) 1.83 1.117 2.04
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 13.45
Carcass Weight (kg) -31.10 -0.528 16.41
Age of Slaughter (days) 6.85 -0.432 -2.96
Maintenance Sub Index Maint. Sub Index 23.82
Live WT (kg) -77.70 -0.307 23.82
Total Carbon Sub Index 43.29

* Based on an €80/tonne carbon price